Have you tried the observer-spy library by Shai Reznik? https://github.com/hirezio/observer-spy It particularly makes testing ngrx effects an easy task and keeps them readable. To demonstrate this, I refactored the tests from book.effects.spec.ts f...
TL;DR When using the selector in the component, it is recommended not to initialize them in the declaration but instead initialize them in the constructor. export class FindBookPageComponent { searchQuery$: Observable<string>; books$: Observable<...
This is a quick guide to setting up Jest in your new Angular 10 application. 1. Install Jest npm install jest @types/jest jest-preset-angular --save-dev 2. Uninstall Karma npm uninstall karma karma-chrome-launcher karma-coverage-istanbul-reporter ka...
Redux toolkit ngrx docs https://ncjamieson.com/avoiding-switchmap-related-bugs/ https://github.com/ngrx/platform/blob/master/projects/example-app/README.md https://github.com/ngrx/platform https://medium.com/angular-in-depth/ngrx-how-and-whe...
Following the LIFT principle: Locating our code is easy Identify code at a glance Flat file structure for as long as possible Try to stay DRY - don’t repeat yourself Key Takeaways Put state in a shared place separate from features Effects, c...